gdb-2.4+.aux.coff

gdb/value.h

@@ -0,0 +1,130 @@
+/* Definitions for values of C expressions, for GDB.
+   Copyright (C) 1986, 1987 Free Software Foundation, Inc.
+
+GDB is distributed in the hope that it will be useful, but WITHOUT ANY
+WARRANTY.  No author or distributor accepts responsibility to anyone
+for the consequences of using it or for whether it serves any
+particular purpose or works at all, unless he says so in writing.
+Refer to the GDB General Public License for full details.
+
+Everyone is granted permission to copy, modify and redistribute GDB,
+but only under the conditions described in the GDB General Public
+License.  A copy of this license is supposed to have been given to you
+along with GDB so you can know your rights and responsibilities.  It
+should be in a file named COPYING.  Among other things, the copyright
+notice and this notice must be preserved on all copies.
+
+In other words, go ahead and share GDB, but don't try to stop
+anyone else from sharing it farther.  Help stamp out software hoarding!
+*/
+
+enum lval_type { not_lval, lval_memory, lval_register, lval_internalvar,
+		 lval_internalvar_component };
+
+struct value
+  {
+    enum lval_type lval;
+    union
+      {
+	CORE_ADDR address;
+	struct internalvar *internalvar;
+      } location;
+    int offset;
+    int bitsize;
+    int bitpos;
+    struct type *type;
+    struct value *next;
+    short repeated;
+    short repetitions;
+    short regno;
+    long contents[1];
+  };
+
+typedef struct value *value;
+
+#define VALUE_TYPE(val) (val)->type
+#define VALUE_CONTENTS(val) ((char *) (val)->contents)
+#define VALUE_LVAL(val) (val)->lval
+#define VALUE_ADDRESS(val) (val)->location.address
+#define VALUE_INTERNALVAR(val) (val)->location.internalvar
+#define VALUE_OFFSET(val) (val)->offset
+#define VALUE_BITSIZE(val) (val)->bitsize
+#define VALUE_BITPOS(val) (val)->bitpos
+#define VALUE_NEXT(val) (val)->next
+#define VALUE_REPEATED(val) (val)->repeated
+#define VALUE_REPETITIONS(val) (val)->repetitions
+#define VALUE_REGNO(val) (val)->regno
+
+/* If ARG is an array, convert it to a pointer.
+   If ARG is an enum, convert it to an integer.  */
+
+#define COERCE_ARRAY(arg)    \
+{ if (VALUE_REPEATED (arg)						\
+      || TYPE_CODE (VALUE_TYPE (arg)) == TYPE_CODE_ARRAY)		\
+    arg = value_coerce_array (arg);					\
+  if (TYPE_CODE (VALUE_TYPE (arg)) == TYPE_CODE_ENUM)			\
+    arg = value_cast (builtin_type_unsigned_int, arg);			\
+}
+
+/* If ARG is an enum, convert it to an integer.  */
+
+#define COERCE_ENUM(arg)    \
+{ if (TYPE_CODE (VALUE_TYPE (arg)) == TYPE_CODE_ENUM)			\
+    arg = value_cast (builtin_type_unsigned_int, arg);			\
+}
+
+/* Internal variables (variables for convenience of use of debugger)
+   are recorded as a chain of these structures.  */
+
+struct internalvar
+{
+  struct internalvar *next;
+  char *name;
+  value value;
+};
+
+long value_as_long ();
+double value_as_double ();
+long unpack_long ();
+double unpack_double ();
+long unpack_field_as_long ();
+value value_from_long ();
+value value_from_double ();
+value value_at ();
+value value_of_variable ();
+value value_of_register ();
+value read_var_value ();
+value locate_var_value ();
+value allocate_value ();
+value allocate_repeat_value ();
+value value_string ();
+
+value value_binop ();
+value value_add ();
+value value_sub ();
+value value_coerce_array ();
+value value_ind ();
+value value_addr ();
+value value_assign ();
+value value_neg ();
+value value_lognot ();
+value value_struct_elt ();
+value value_field ();
+value value_cast ();
+value value_repeat ();
+value value_subscript ();
+
+value call_function ();
+value value_being_returned ();
+
+value evaluate_expression ();
+value evaluate_type ();
+value parse_and_eval ();
+
+value access_value_history ();
+value value_of_internalvar ();
+struct internalvar *lookup_internalvar ();
+
+int value_equal ();
+int value_less ();
+int value_zerop ();